<template>
  <div class="login-container" >
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">

      <!-- <div class="title-container">
        <h3 class="title">欢迎使用</h3>
      </div> -->
      <!-- 4.18小更新 -->
      <div class="title-box">
        <h6>欢迎使用</h6>
		    <h1>系统登陆</h1>
      </div>
      <el-form-item prop="userName">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        
        <el-input
          ref="userName"
          v-model="loginForm.userName"
          placeholder="邮箱/用户名"
          name="userName"
          type="text"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          ref="password"
          v-model="loginForm.password"
          :type="passwordType"
          placeholder="密码"
          name="password"
          tabindex="2"
          auto-complete="on"
          @keyup.enter.native="handleLogin"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>

      <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;border-radius:20px;" @click.native.prevent="handleLogin">登录</el-button>

      <p class="tips">
        <a href="/register" type="primary">还没有帐号？立即注册</a>
      </p>

    </el-form>
  </div>
</template>

<script>

export default {
  name: 'Login',
  data() {
    return {
      ruleForm: {
            pass: '',
            name: ''
          },
          rules: {
            pass: [
              { required: true, message: '请输入密码', trigger: 'blur' },
              { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
            ],
            name: [
              { required: true, message: '请输入用户名称', trigger: 'blur' },
              { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }
            ]
          },

      loginForm: {
        userName: '',
        password: ''
      },
      loginRules: {
        userName: [{ type: 'email', required: true, trigger: 'blur', message: '请输入邮箱' }],
        password: [{
          required: true,
          message: '创建密码',
          trigger: 'blur'
        }, { pattern: /^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d]{8,20}$/, message: '密码必须同时包含数字与字母,且长度为 8-20位' }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    submitForm(formName) {
          this.$refs[formName].validate((valid) => {
            if (valid) {
              alert('submit!');
            } else {
              console.log('error submit!!');
              return false;
            }
          });
        },
        resetForm(formName) {
          this.$refs[formName].resetFields();
        },

    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('login', this.loginForm).then(() => {
            this.$router.push({ path: this.redirect || '/' })
            this.loading = false
          }).catch(() => {
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

// $bg:#283443;
$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;
.login-container {
  min-height: 100%;
  width: 100%;
  // background-color: $bg;
  background:url("~@/assets/images/picBig.png");
  background-size: cover;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    // padding: 160px 35px 0;
    // margin: 0 auto;
    overflow: hidden;

    margin:0 auto ;
    margin-top:5%;
    text-align:center;
    background:#f5f4f3;
    border-radius: 20px;
    margin-right: 82px;
    padding:20px 50px;
  }

  .colortip {
    display: inline-block;
    font-weight: bold;
}

  .tips {
    float: right;
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  // .title-container {
  //   position: relative;

  //   .title {
  //     font-size: 26px;
  //     color: $light_gray;
  //     margin: 0px auto 40px auto;
  //     text-align: center;
  //     font-weight: bold;
  //   }
  // }
  #title-box{
    width:358px;
    height:359px;
    margin:0 auto ;
    margin-top:13%;
    text-align:center;
    background:#ebe9e7;
    padding:20px 50px;
    border-radius: 20px;
    margin-right: 82px;
    }
    #title-box h6{
        color:#9da9b5;
    }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>

<style scoped>
/* 修改验证器样式 */
::v-deep .el-form-item.is-error .el-input__inner {
  border-color: #889aa4;
}
::v-deep .el-form-item.is-error .el-input__validateIcon {
  color: #889aa4;
}
::v-deep .el-form-item__error {
  color: #e6a23c;
}
</style>
